GROWER SUCCESS GUIDE | SEED FINISHING
Zinnia SHORT STUFF ™ F1 Zinnia elegans MEDIA pH/EC LIGHT LEVEL
DAY LENGTH DAY TEMP NIGHT TEMP FERTILIZER FINISHING PROGRAM
PESTS
DISEASES
pH: 5.5–5.9 SME 0.9–1.3 mS/cm, PourThru EC: 1.4–2.0 mS/cm
4,000–6,000 foot candles Facultative short day
74–76 °F (23–24 °C)
62–64 °F (17–18 °C)
200–250 ppm N Packs | 1 ppp | 6–7 weeks 1 qt. | 1 ppp | 7–8 weeks
Aphids, Whiteflies, Thrips
Powdery Mildew, Botrytis, Bacterial Leaf Spot, Alternaria Leaf Spot
FINISH PGRs
TECH TIPS
Transplant Zinnias on time. Stress in the plug can lead to premature flowering.
Short Stuff Zinnia is gentically compact so does not require as much PGR as other Zinnias. Usually only Short Stuff grown in packs requires a PGR application. If needed spray with B-Nine ® at 2,500–5,000 ppm.
Zinnia SWIZZLE ™ F1 Zinnia elegans MEDIA pH/EC LIGHT LEVEL
DAY LENGTH DAY TEMP NIGHT TEMP FERTILIZER FINISHING PROGRAM
PESTS
DISEASES
pH: 5.5–5.9 SME 0.9–1.3 mS/cm, PourThru EC: 1.4–2.0 mS/cm
4,000–6,000 foot candles Facultative short day
74–76 °F (23–24 °C)
62–64 °F (17–18 °C)
200–250 ppm N 1 qt. | 1 ppp | 7–8 weeks
Aphids, Whiteflies, Thrips
Powdery Mildew, Botrytis, Bacterial Leaf Spot, Alternaria Leaf Spot
1.25 qt. | 2–3 ppp | 7–8 weeks 2.5 qt. | 3 ppp | 7–8 weeks
FINISH PGRs
TECH TIPS
Spray with B-Nine ® at 2,500–5,000 ppm 1–3 times depending on container size and environmental conditions. Start PGR applications early - about one week after transplant. To prevent late flower stem stretch drench with Bonzi ® at 1–2 ppm when flowers start to show color.
Transplant Zinnias on time. Stress in the plug can lead to premature flowering.
Zinnia UPROAR ™ F1 Zinnia elegans MEDIA pH/EC LIGHT LEVEL
DAY LENGTH DAY TEMP NIGHT TEMP FERTILIZER FINISHING PROGRAM
PESTS
DISEASES
pH: 5.5–5.9 SME 0.9–1.3 mS/cm, PourThru EC: 1.4–2.0 mS/cm
4,000–6,000 foot candles Facultative short day
74–76 °F (23–24 °C)
62–64 °F (17–18 °C)
200–250 ppm N 1.25 qt. | 2–3 ppp | 7–8 weeks 2.5 qt. | 3 ppp | 7–8 weeks 1.5 gal. pot | 5 ppp | 8–9 weeks
Aphids, Whiteflies, Thrips
Powdery Mildew, Botrytis, Bacterial Leaf Spot, Alternaria Leaf Spot
FINISH PGRs
TECH TIPS
Spray with B-Nine ® at 2,500–5,000 ppm 1–3 times depending on container size and environmental conditions. Start PGR applications early - about one week after transplant. To prevent late flower stem stretch drench with Bonzi ® at 1–2 ppm when flowers start to show color.
Transplant Zinnias on time. Stress in the plug can lead to premature flowering.
Zinnia ZOWIE! ™ F1 Zinnia elegans MEDIA pH/EC LIGHT LEVEL
DAY LENGTH DAY TEMP NIGHT TEMP FERTILIZER FINISHING PROGRAM
PESTS
DISEASES
pH: 5.5–5.9 SME 0.9–1.3 mS/cm, PourThru EC: 1.4–2.0 mS/cm
4,000–6,000 foot candles Facultative short day
74–76 °F (23–24 °C)
62–64 °F (17–18 °C)
200–250 ppm N 1.25 qt. | 2–3 ppp | 7–8 weeks 2.5 qt. | 3 ppp | 7–8 weeks 1.5 gal. pot | 5 ppp | 8–9 weeks
Aphids, Whiteflies, Thrips
Powdery Mildew, Botrytis, Bacterial Leaf Spot, Alternaria Leaf Spot
FINISH PGRs
TECH TIPS
Spray with B-Nine ® at 2,500–5,000 ppm 1–3 times depending on container size and environmental conditions. Start PGR applications early - about one week after transplant. To prevent late flower stem stretch drench with Bonzi ® at 1–2 ppm when flowers start to show color.
Transplant Zinnias on time. Stress in the plug can lead to premature flowering.
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